[CAS NO. 575474-82-7]  R112

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PRODUCTS SPECIFICATIONS [575474-82-7]

Catalog
HY-16420
Brand
MCE
CAS
575474-82-7

DESCRIPTION [575474-82-7]

Overview

MDL-
Molecular Weight312.30
Molecular FormulaC16H13FN4O2
SMILESFC1=CN=C(NC2=CC(O)=CC=C2)N=C1NC3=CC(O)=CC=C3

For research use only. We do not sell to patients.

Summary

R112 is a fast and reversible inhibitor of spleen tyrosine kinase ( Syk ) kinase. R112 inhibits Syk kinase activity with an IC 50 value of 226 nM and a Ki value of 96 nM. R112 inhibits IgE-FcεRI signaling pathway. R112 can be used for the research of allergic rhinitis [1] .


IC50 & Target

IC50: 226 nM (Syk kinase) [1]


In Vitro

R112 (0.001-10 μM; 1 h) dose-dependently inhibits anti-IgE-mediated tryptase release and histamine release with EC 50 s of 0.353 and 0.28 μM, inhibits histamine release by basophils stimulated with an EC 50 value of 0.49 μM, inhibits secretion of LTC4, TNF-α, GM-CSF and IL-8 with EC 50 s of 0.115, 2.01, 1.58 and 1.75 μM, respectively [1] .
R112 (0-10 μM; 40 min) inhibits Syk target LAT (Y191) phosphorylation [1] .

MCE has not independently confirmed the accuracy of these methods. They are for reference only.

Western Blot Analysis [1]

Cell Line: Human mast cells
Concentration: 0.4, 2 and 10 μM
Incubation Time: 40 min
Result: Inhibited phosphorylation of the Syk target LAT (Y191) and also inhibited phosphorylation of Syk downstream events.

Appearance

Solid


Shipping

Room temperature in continental US; may vary elsewhere.


Storage

Powder -20°C 3 years
4°C 2 years
In solvent -80°C 6 months
-20°C 1 month

Solvent & Solubility

In Vitro:

DMSO : 55 mg/mL ( 176.11 mM ; Need ultrasonic)

Preparing
Stock Solutions
Concentration Solvent Mass 1 mg 5 mg 10 mg
1 mM 3.2020 mL 16.0102 mL 32.0205 mL
5 mM 0.6404 mL 3.2020 mL 6.4041 mL
10 mM 0.3202 mL 1.6010 mL 3.2020 mL
* Please refer to the solubility information to select the appropriate solvent.
In Vivo:
  • 1.

    Add each solvent one by one: 10% DMSO >> 40% PEG300 >> 5% Tween-80 >> 45% saline

    Solubility: ≥ 2.75 mg/mL (8.81 mM); Clear solution

  • 2.

    Add each solvent one by one: 10% DMSO >> 90% (20% SBE-β-CD in saline)

    Solubility: ≥ 2.75 mg/mL (8.81 mM); Clear solution

  • 3.

    Add each solvent one by one: 10% DMSO >> 90% corn oil

    Solubility: ≥ 2.75 mg/mL (8.81 mM); Clear solution

* All of the co-solvents are available by MCE.